20. The employer must keep a safety data sheet for each hazardous product present in the workplace, in a place that is known to the workers and so long as the hazardous product remains present in that workplace.
The employer may keep the safety data sheet on the medium of the employer’s choice, including a technology-based medium, to the extent that the safety data sheet is easily legible and rapidly available in hard copy to a worker likely to be exposed to a hazardous product.